A flower bed is in the shape of a rectangle. It measures 7 yd long and 4 yd wide. Shen wants to use mulch to cover the flower bed. The mulch is sold by the square foot. Use the facts to find the area of the flower bed in square feet.
___ ft²

Conversion facts for length:
1 foot (ft) = 12 inches (in)
1 yard (yd) = 3 feet (ft)
1 yard (yd) = 36 inches (in)